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On Dec 31 2008, 6:45 pm, Walter Lee Davis <wa...@wdstudio.com> wrote:
> I have a bunch of images that I am preloading inside of a loop. One of
> these images is also loaded by the html, so I get a good look at how
> these two different methods perform. For measurement, I am using the
> Network pane of the Safari Web Inspector, after clearing the cache.
>
> The ClownFish image referenced by the HTML is 280KB, and takes 14ms to
> load, while one of the Aurora image referenced by JS in the preload is
> 116KB and takes 77ms to load.
>
> var images = ['Aurora', 'ClownFish', 'DewDrop', 'EarthHorizon',
> 'FlowingRock', 'GentleRapids', 'GoldenPalace'];
> images.each(function(elm){
> var path = elm + '.jpg';
> var preload = new Image();
> preload.setAttribute('src',path);
>
> });
>
> Is this all overhead from setting up the Image() and then assigning
> the src to it? Is there any way to speed this up?
>
> Thanks in advance (and happy new year),
>
> Walter
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